/*******************************************************************************
 * Copyright 2016 Intuit
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/
package com.intuit.wasabi.eventlog.impl;

import com.intuit.wasabi.eventlog.EventLogListener;
import com.intuit.wasabi.eventlog.events.EventLogEvent;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.MockitoAnnotations;

import java.util.Collections;

/**
 * Tests for {@link NoopEventLogImpl}.
 */
public class NoopEventLogImplTest {

    private NoopEventLogImpl noopEventLog = new NoopEventLogImpl();

    @Mock
    private EventLogListener eventLogListener;

    @Mock
    private EventLogEvent eventLogEvent;

    public NoopEventLogImplTest() {
        MockitoAnnotations.initMocks(this);
    }

    @Test
    public void testRegister() throws Exception {
        // does nothing
        noopEventLog.register(eventLogListener);
        // does nothing
        noopEventLog.register(eventLogListener, Collections.<Class<? extends EventLogEvent>>emptyList());
        // does nothing
        noopEventLog.register(eventLogListener, new String[]{});
    }

    @Test
    public void testPostEvent() throws Exception {
        // "register" eventLogListener (does nothing)
        noopEventLog.register(eventLogListener, Collections.<Class<? extends EventLogEvent>>emptyList());
        // if it did something and tries to post the event to the listener, throw an exception
        Mockito.doThrow(new RuntimeException()).when(eventLogListener).postEvent(eventLogEvent);
        // try the post
        noopEventLog.postEvent(eventLogEvent);
    }

    @Test
    public void testRun() throws Exception {
        noopEventLog.run();
    }
}
